Calgary played well for three quarters in a 40-27 loss a week ago in B.C., while the Bombers ran out of steam in a 34-27 defeat in Toronto.

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HEAD-TO-HEAD:

Nik Lewis blocked a punt for a touchdown in Calgary's 21-15 victory earlier this season in Winnipeg. The Stamps lead the all-time series 89-84 but hold an 8-2 record in the last 10 at McMahon against the Bombers.

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ROTER MOVES:

CALGARY -- C Jamie Crysdale (knee) will miss a game for the first time in 210 starts. Rookie OL Godfrey Ellis moves in front of QB Henry Burris and takes the roster spot of John Comiskey. OL Tyler Lynem suits up for the first time this season in Crysdale's roster position. Import WR MarTay Jenkins replaces WR Ken-Yon Rambo (hamstring), Canadian DB Dounia Whitehouse comes in for DB Pascal Masson (groin) and import LB Cornelius Anthony moves onto the roster in S Don McGee's spot. Trey Young will start at safety and import DB Coby Reinhart replaces DL Clay Roberson as a depth player.

CALGARY -- Starting linebackers Brian Clark, John Grace, George White and Scott Coe have zero interceptions this season and the defence has allowed 562 yards rushing in four games.; WINNIPEG -- Returner Keith Stokes has only a 9.1-yard average per punt return, 22.1 on kickoffs and has no TDs on special teams this season.

Seven former Stampeders are in the Bombers lineup, not including head coach Jim Daley, an assistant with Calgary as recently as 2003 ... Calgary's road trip to Toronto has been moved back a day to Wednesday, Aug. 24, 5:30 p.m. ... The Stamps are last in the league in giveaway-takeaways with a dismal minus-7. Calgary has only created four turnovers this season ... With WR Ken-Yon Rambo out with a hamstring injury, DB Jermaine Chatman will take the majority of punt returns.